Restrict extensionview to chrome-extension://

extensions/browser/guest_view/extension_view/extension_view_guest.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef EXTENSIONS_BROWSER_GUEST_VIEW_EXTENSION_VIEW_EXTENSION_VIEW_GUEST_H_
 #define EXTENSIONS_BROWSER_GUEST_VIEW_EXTENSION_VIEW_EXTENSION_VIEW_GUEST_H_
 
 #include "base/macros.h"
 #include "extensions/browser/extension_function_dispatcher.h"
 #include "extensions/browser/guest_view/extension_view/extension_view_guest_delegate.h"
@@ skipping 30 matching lines @@
   bool OnMessageReceived(const IPC::Message& message) override;
 
  private:
   ExtensionViewGuest(content::WebContents* owner_web_contents);
   ~ExtensionViewGuest() override;
   void OnRequest(const ExtensionHostMsg_Request_Params& params);
 
   // Applies attributes to the extensionview.
   void ApplyAttributes(const base::DictionaryValue& params);
 
+  // The URL the extensionview should navigate to.
+  GURL ResolveURL(const std::string& src);
+
   scoped_ptr<extensions::ExtensionFunctionDispatcher>
       extension_function_dispatcher_;
   scoped_ptr<extensions::ExtensionViewGuestDelegate>
       extension_view_guest_delegate_;
   GURL view_page_;
+  std::string extension_id_;
+  GURL extension_url_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionViewGuest);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_GUEST_VIEW_EXTENSION_VIEW_EXTENSION_VIEW_GUEST_H_